Hard mica board

Hard mica board made of mica paper and resin. It features high temperature resistance (550-800℃), good mechanical strength, etc. It is very suitable for the metallurgical, chemical, and power industries. Excellent electrical insulation performance.

Product Category:

Mica Plate

Keywords:

Yuefeng Mica

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Description

Commodity name: Hard mica board

Characteristics

Excellent insulation performance at high temperatures
Hard mica sheets have excellent bending strength and hardness; soft mica sheets have good tensile properties and can be processed into various shapes without delamination
into various shapes without delamination
Excellent environmental performance: asbestos-free, minimal smoke and odor (even smokeless and odorless) when heated
Excellent acid, alkali, and oil resistance

Specifications

Thickness: 0.1mm, 0.15mm, 0.2mm～100mm
Length × Width: 1000 × 600mm, 1000 × 1200mm
Processing instructions: ≤2.0mm can be cold-pressed; ≥2.0mm requires machining, milling, and drilling

Application Areas

Home appliances
Electromagnets
Power engineering
Metallurgical industry
Ships
Energy storage field
New energy vehicles
Military industry

Project	Unit	R-5660-G1	R-5660-G3	Test methods
Mica paper	/	White mica	Muscovite	/
Mica content	%	≈92	≈92	IEC 60371-2 1
Binder content	%	≈8	≈8	IEC 60371-2
Density	g/cm³	1.8 - 2.45	1.8 - 2.45	IEC 60371-2
Temperature resistance (continuous use)	℃	500	700	/
Temperature resistance (intermittent use)	℃	800	1000	/
Heat loss at 500℃	%	<1	<1	IEC 60371-2
Heat loss at 700℃	%	<2	<2	IEC 60371-2
Bending strength	MPa	>120	>120	GB/T 5019.2
Water absorption	%	<1	<1	GB/T 5019.2
Dielectric strength	kV/mm	>20	>20	IEC 60243-1
Flammability rating	/	UL94 V-0	UL94 V-0	UL9412
Smoke generation test	s	<4	<4	Internal standard